Filmless or digital cameras are being produced in a wide variety of models in order to accomplish an array of imaging tasks. Web, multimedia, and print publishing are rapidly using the digital device for image capture and transfer into commercial applications. Gaining a deeper understanding of the general aspects of digital photography will enable a greater awareness of the opportunities available for the use of digital equipment, from the consumer level to the professional level.

As a general guide, the following diagram illustrates some of the standard components of the semi-professional digital camera.